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package org.glassfish.api.admin;

import org.glassfish.api.ActionReport;

/**
 * Defines the expected behaviour from the system when a supplemental command
 * (could be a local or remote invocation) fails to execute properly.
 *
 * @author Jerome Dochez 
 */
public enum FailurePolicy {
        
    /**
     * Ignore the failure, do not report to the user.
     */
    Ignore,
    /**
     * Warn the user of the failure, does not change the overall exit code
     * of the command execution.
     */
    Warn,
    /**
     * Return an error exit code to the user but do not rollback any successful
     * invocations of the commands.
     */
    Error;

    public static ActionReport.ExitCode applyFailurePolicy(FailurePolicy f, ActionReport.ExitCode e) {
        ActionReport.ExitCode result = ActionReport.ExitCode.FAILURE;
        if(f == null)
            f = Error;
        switch(f) {
            case Ignore :
                // If policy is to ignore, always return success
                result = ActionReport.ExitCode.SUCCESS;
                break;
            case Warn :
                // Switch failures to Warning; Leave Warnings and Successes as is
                if(e.equals(ActionReport.ExitCode.FAILURE))
                    result = ActionReport.ExitCode.WARNING;
                else
                    result = e;
                break;
            case Error :
                result = e;
                break;
        }
        return result;
    }
}
